While ClJ1446 is smaller and less massive than most present-day clusters, it is probably very similar to what they looked like 10 billion years ago. Therefore, this work can help improve our understanding of how our nearby galaxy clusters likely evolved.

Astrobites reports on a recent Alternative Careers panel on Data Science jobs at the Wolbach Library. When asked why they decided to go into a non-academic career, none of the panelists said their primary reason was monetary or because of the tough job market in astronomy.

The authors of today’s paper wanted to use the best available instruments to image HR 8799’s outer debris disk, and look for whether “planet b” appears to have cleared out the disk, in the same way Neptune did for the Kuiper Belt.